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NX二次开发中有关表达式的操作代码分享
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* a. w2 a* S0 h6 m- <p>static void do_UGopen_api(void)% J9 |9 p# i1 \5 W
- {2 u" |& w/ `: x1 V# D
- // create block 1
& `* I% | Q. `8 `+ e0 ^ - double coner[3] = {0,0,0};1 f4 C7 r+ v' n1 n$ v9 B: ^! P, L
- char *edges[3] = {"l=100","w=100","h=20"};
q: X* z4 J8 `! Q" E% Q - tag_t blk_tag;& W. @" z$ l, a# R& q% Q5 `
- UF_MODL_create_block1(UF_NULLSIGN,coner,edges,&blk_tag);
- G, J7 F& p* [4 C - // create a hole# \0 D5 `0 B+ L, r
- double dir[3] = {0,0,1};
) J4 ?9 o% h6 A% V+ M1 j, F" y% Q - double coner1[3] = {50,50,0};5 r( I3 T( Q0 H; l4 s9 V* b
- tag_t cyl_tag;
! z+ G8 B9 }7 Q$ b - UF_MODL_create_cyl1(UF_POSITIVE,coner1,"h+30","50",dir,&cyl_tag);</p><p> /*: t9 f7 A( }" E5 @+ B4 u
- create expression and delete it5 {. F) r- j6 n1 ?& [, x" N$ ~. D
- */
$ ~1 F8 J6 f( o - // create expression
& ~' I l3 v$ g$ e N - char *exp_str,*str,*value;
1 q; i- c. l$ P - exp_str = "new_exp= 100";: r/ ^/ X+ w: j5 _6 Y# r
- tag_t new_exp,old_exp_tag;5 |$ k# r3 U2 [6 ~
- char *str_exp,*str_old_exp;
, z7 n/ p. q4 m; A" s# h9 D - int nums;" H4 x2 e" a8 {
- tag_t *exps;
* i7 g& O( ` {1 J- C7 s - // before create the new expression, we need check if the expressions have been created or not ; z6 i/ {1 y# K! y8 y
- // if having, we delete it4 d- K0 `) _8 J# L* {; ?8 w ^
- tag_t part= UF_PART_ask_display_part();
" s( W% E0 H$ S - UF_MODL_ask_exps_of_part(part,&nums,&exps);9 o B* o$ N- A6 k
- UF_UI_open_listing_window();* T( n( u, h" d8 ]2 [" X
- if(nums != 0 )# w! t5 N- S1 L- w
- {, W) w y8 {4 x
- for(int i = 0 ; i < nums; i++)* {' }# A+ E A8 o% }2 K8 S' S
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- UF_MODL_ask_exp_tag_string(exps[i],&str_old_exp);
. [, V/ h" C( }3 j7 T6 i3 ]' u - UF_MODL_dissect_exp_string(str_old_exp,&str,&value,&old_exp_tag);
5 N7 t' R3 T2 t9 ~7 { - if(!strcmp(str,"new_exp"))7 J0 U, I( c4 k
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- //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");% k' |3 i5 D" [& S) Y5 U
- //delete expression# \! W s9 d% M& s; n* a
- UF_MODL_delete_exp(str);; ^: F7 ~4 m$ [8 x# S( V1 H0 H
- UF_MODL_update();+ y- q+ W; [4 N& ` ]: r3 R$ Q) T
- break;
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6 b& E" u: B+ Y8 |) f L4 Y9 A - //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");" g; ?9 Q# U- A+ y8 A
- UF_MODL_create_exp_tag(exp_str,&new_exp);- [* Y) n+ w( n6 X G
- UF_UI_write_listing_window("The new created expression is : \n");
) r$ @) A( H0 [1 } - UF_MODL_ask_exp_tag_string(new_exp,&str_exp);
' P' ~0 Z0 U ~9 H4 _0 f9 @4 i - UF_UI_write_listing_window(str_exp);% g. F$ R, g7 r' p0 U
- UF_free(str_exp);6 B- C* s% _4 j
- UF_free(str);0 I5 j9 Y9 |% \4 x" d& }9 n
- UF_free(value);
& z5 P0 N! L9 v# h - UF_UI_write_listing_window("\n");</p><p>}</p>
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